Home / 80,437.26-111,008.68-46,447.19

Finding the Fourth Proportional to 80,437.26, 111,008.68 and 46,447.19

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Solution

The fourth proportional to 80,437.26, 111,008.68 and 46,447.19 is: 64,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,437.26 : 111,008.68 = 46,447.19 : x
  2. Step 2: Convert to fraction form
    80,437.26/111,008.68 = 46,447.19/x
  3. Step 3: Cross multiply
    80,437.26x = 111,008.68 × 46,447.19
  4. Step 4: Simplify right side
    80,437.26x = 5,156,041,251.61
  5. Step 5: Solve for x
    x = 5,156,041,251.61/80,437.26
  6. Step 6: Final answer
    x = 64,100.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.